Fionnathehuman Stories

✴ The title explains it all, one shots about Simon!! I can do requests too but most of them are going to be things that I come up with on my own! (Simon Petrikov x read...

Accidentally (?) turned into a vampire, the reader has had no choice but to adapt to Marshall Lee's lifestyle. But his lifestyle had taken an abrupt turn into that of so...

Just a bunch of mini-stories about the two idiots, ranging from very cute fluff and extreme angst. I hope you enjoy!! Warning: some stories may or may not have trigg...

Royal Bubba Princeton, nicknamed Gumball because of his love for candy, is President of the student council, enjoys home economics, is part of the Science Club, Chess Cl...

Now with their world being real and having some magic. Fionna and Cake embark on their greatest adventure ever SPACE!

When Princess Y/N is scheduled to go to the Candy Kingdom for a royal dinner, she meets Marshall Lee the vampire king and Prince Gumball of the Candy kingdom. She was on...

[𝙉𝙖𝙢𝙚] [𝙇𝙖𝙨𝙩 𝙣𝙖𝙢𝙚] 𝙒𝙖𝙨 𝙟𝙪𝙨𝙩 𝙣𝙤𝙩𝙝𝙞𝙣𝙜 𝙗𝙪𝙩 𝙖 𝙝𝙪𝙢𝙗𝙡𝙚 𝙁𝙧𝙖𝙣𝙠𝙞𝙣𝙨𝙩𝙞𝙣𝙚 𝙬𝙖𝙣𝙙𝙚𝙧𝙞𝙣𝙜 𝙩𝙝𝙚𝙞𝙧 𝙙𝙚𝙨𝙤𝙡𝙖𝙩𝙚 𝙡@𝙣𝙙 𝙪𝙣...

"𝐦𝐲 𝐮𝐧𝐝𝐲𝐢𝐧𝐠 𝐥𝐨𝐯𝐞, 𝐧𝐨𝐰 𝐈 𝐡𝐨𝐥𝐝 𝐢𝐭 𝐥𝐢𝐤𝐞 𝐚 𝐠𝐫𝐮𝐝𝐠𝐞." "𝐚𝐧𝐝 𝐢 𝐡𝐞𝐚𝐫 𝐲𝐨𝐮𝐫 𝐯𝐨𝐢𝐜𝐞 𝐞𝐯𝐞𝐫𝐲 𝐭𝐢𝐦𝐞 𝐭𝐡𝐚𝐭 𝐢...

So the characters stick to the way they are in adventure time. Just here Gumball is a big shot social media influencer and Marshall Lee is some kind of activist/musician...

These are sort of Gumball and Marshall Lee oneshots, though they all connect. Most of them just have a long time skip in between them, as they're all in the same univers...

In the land of OOO, there tells a tale of Three hero's that help take down evil and fight Monsters and all that sort of junk. These heroes are. Fionna the human: one of...

☆ In the Land of Ooo, Simon Petrikov seeks to heal from the loss of Betty. With the reader's support and understanding, they share a heartfelt conversation, leading Simo...

A little smut, mostly just fluff though, Don't be mad I have never writing smut so I might not know what its like.

Fionna and Finn has gone through alot in their lives. Death Betrayl Anger Love Their feelings are mixed and Fionna cant take it one last bit. What can she do??

I was heartbroken. The world was spinning. How could he do this to me? I liked him like the burning flames of a bonfire. But I was his second choice. //and then there...

In the land of Aaa there is a pair of best friends. Marshall has big feelings for Fionna, so does Prince Gumball. This a romantic fanfiction. Hope you read it. (I own no...

My first Mashall Lee × Marceline story. I got the idea from an RP I was doing on Facebook and it seemed interesting. I'm just giving this a shot so I would love to hear...

Fionna the adventuress. Sounds pretty dreamy, huh? Nahhh! She' the savior of Aaa! A tomboy, a bro! A white bunny hat, blonde hair dark blue shirt, light blue skirt, with...